Sökning: "Gustav Hellman"
Hittade 4 uppsatser innehållade orden Gustav Hellman.
1. How to Differentiate the Difference - A quantitative study on the determinants of discrepancies between expected and actual credit ratings in insurance companies
Master-uppsats, Göteborgs universitet/Graduate SchoolSammanfattning : We study the determinants of discrepancies between expected and actual credit ratings among insurance companies. We analyze 124 public insurance companies with an assigned credit rating, and model discrepancies as the difference between expected and actual credit ratings. LÄS MER
2. What the Tweet is going on? - A Study on how Rumor, Social Media Attention and Twitter Sentiment affects Share Volume
Kandidat-uppsats, Göteborgs universitet/Företagsekonomiska institutionenSammanfattning : We study rumors and Twitter attention focusing on acquisition transactions and how it affects market reaction, defined as abnormal trading volume, prior to announcement. We study 98 acquisition transactions, were 45 firms had tweets prior the acquisition announcement. LÄS MER
3. Methods to create compressive stress in high strength steel components
Kandidat-uppsats,Sammanfattning : Residual compressive stresses can be used to increase the lifetime of parts under cyclic stress as they negate the applied tensile stresses that cause crack initiation and propagation in the material. The goal of this project was to investigate methods to induce stresses, their advantages and disadvantages as well as depth and magnitude of induced stresses, and also to find methods of analyzing the induced residual stresses. LÄS MER
4. Barriers to business model innovation : An exploratorive multiple case study of subcontracting manufacturing SMEs in Jönköping County
Kandidat-uppsats, Högskolan i Jönköping/IHH, FöretagsekonomiSammanfattning : Background – In today´s globalized environment, a stronger emphasis on moving production to low-cost environments is present. Assembling a complex product usually involves multiple smaller manufacturing firms across the globe. LÄS MER